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30080253075 = 352401070041
BaseRepresentation
bin11100000000111011…
…000011110010010011
32212122100022011220020
4130000323003302103
5443101021044300
621452500114523
72113262634555
oct340073036223
985570264806
1030080253075
1111836578394
1259b5995a43
132ab4bb3722
141654d794d5
15bb0bcc8a0
hex700ec3c93

30080253075 has 12 divisors (see below), whose sum is σ = 49732685208. Its totient is φ = 16042801600.

The previous prime is 30080253043. The next prime is 30080253079. The reversal of 30080253075 is 57035208003.

It is not a de Polignac number, because 30080253075 - 25 = 30080253043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30080253079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200534946 + ... + 200535095.

It is an arithmetic number, because the mean of its divisors is an integer number (4144390434).

Almost surely, 230080253075 is an apocalyptic number.

30080253075 is a deficient number, since it is larger than the sum of its proper divisors (19652432133).

30080253075 is a wasteful number, since it uses less digits than its factorization.

30080253075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401070054 (or 401070049 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The spelling of 30080253075 in words is "thirty billion, eighty million, two hundred fifty-three thousand, seventy-five".

Divisors: 1 3 5 15 25 75 401070041 1203210123 2005350205 6016050615 10026751025 30080253075